Remove unneeded casts

BUG=None Change-Id: I7c3f59373226115b221392691a051b260d6cfaf0 Reviewed-on: https://chromium-review.googlesource.com/772811 Reviewed-by: Daniel Cheng <dcheng@chromium.org> Commit-Queue: Will Harris <wfh@chromium.org> Cr-Commit-Position: refs/heads/master@{#516956}
Denger-Network · Nov 16, 2017 · e754c46 · e754c46
1 parent b1778be
commit e754c46
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/base/files/memory_mapped_file_posix.cc b/base/files/memory_mapped_file_posix.cc
@@ -40,7 +40,7 @@ bool MemoryMappedFile::MapFileRegionToMemory(
       DPLOG(ERROR) << "fstat " << file_.GetPlatformFile();
       return false;
     }
-    if (!IsValueInRangeForNumericType<size_t>(static_cast<uint64_t>(file_len)))
+    if (!IsValueInRangeForNumericType<size_t>(file_len))
       return false;
     map_size = static_cast<size_t>(file_len);
     length_ = map_size;

diff --git a/base/files/memory_mapped_file_win.cc b/base/files/memory_mapped_file_win.cc
@@ -53,8 +53,7 @@ bool MemoryMappedFile::MapFileRegionToMemory(
   if (region == MemoryMappedFile::Region::kWholeFile) {
     DCHECK_NE(READ_WRITE_EXTEND, access);
     int64_t file_len = file_.GetLength();
-    if (file_len <= 0 ||
-        !IsValueInRangeForNumericType<size_t>(static_cast<uint64_t>(file_len)))
+    if (file_len <= 0 || !IsValueInRangeForNumericType<size_t>(file_len))
       return false;
     length_ = static_cast<size_t>(file_len);
   } else {